
Popular airlines from St. Louis Lambert Intl. Airport (STL) to Chicago
- Delta
Delta
- Southwest Airlines
Southwest Airlines
- American Airlines
American Airlines
- United
United
- Frontier Airlines
Frontier Airlines
- Alaska Airlines
Alaska Airlines
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 15% on select hotels after you book a flight*
Cheap flights from St. Louis to Chicago (STL-CHI)
Prices were available within the past 7 days and start at €43 for one-way flights and €153 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, 1 Jan - Mon, 5 Jan
STL
St. Louis
ORD
Chicago
€153 Return, found 10 hours ago
€153
Return
found 10 hours ago

Thu, 1 Jan - Mon, 5 Jan
STL
St. Louis
MDW
Chicago
€155 Return, found 10 hours ago
€155
Return
found 10 hours ago

Thu, 1 Jan - Mon, 5 Jan
STL
St. Louis
ORD
Chicago
€189 Return, found 10 hours ago
€189
Return
found 10 hours ago

Thu, 1 Jan - Mon, 5 Jan
STL
St. Louis
ORD
Chicago
€205 Return, found 10 hours ago
€205
Return
found 10 hours ago

Thu, 1 Jan - Mon, 5 Jan
STL
St. Louis
MDW
Chicago
€206 Return, found 10 hours ago
€206
Return
found 10 hours ago

Thu, 1 Jan - Mon, 5 Jan
STL
St. Louis
ORD
Chicago
€212 Return, found 10 hours ago
€212
Return
found 10 hours ago

Thu, 1 Jan - Mon, 5 Jan
STL
St. Louis
ORD
Chicago
€222 Return, found 10 hours ago
€222
Return
found 10 hours ago

Thu, 1 Jan - Mon, 5 Jan
STL
St. Louis
ORD
Chicago
€224 Return, found 10 hours ago
€224
Return
found 10 hours ago

Thu, 1 Jan - Mon, 5 Jan
STL
St. Louis
ORD
Chicago
€231 Return, found 10 hours ago
€231
Return
found 10 hours ago

Sat, 3 Jan - Sat, 10 Jan
STL
St. Louis
ORD
Chicago
€238 Return, found 2 days ago
€238
Return
found 2 days ago
Find the cheapest month to fly from St. Louis (STL) to Chicago (CHI)
August is typically the cheapest month to fly
From €66 - €260 per traveller.
Origin airport | Lambert-St. Louis Intl. |
|---|---|
Destination airport | O'Hare Intl. |
Return price | €152 |
Distance | 413 km |
Perfect flights from St. Louis to Chicago
Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from St. Louis to Chicago. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
Our flexible Lambert-St. Louis Intl. to CHI-All Airports ticket options cater to your travel preferences, with incredible one-way fares from €43 and roundtrip prices from €153. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at CHI-All Airports and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Chicago.
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